What pollutants are dangerous to the ozone layer?

The pollutants principally responsible for depletion of the ozone are volatile halogenated organic compounds. The most well known among these are chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs), which used to be used in virtually all air conditioning, refrigeration, and cooling systems. Another is methyl bromide, which is used commercially as an agricultural fumigant.


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